MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Design knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which type of rope drum is preferred? |
| A. | Drums with helical grooves |
| B. | Plain cylindrical drums |
| C. | Both are equally preferred |
| D. | None of the listed |
| Answer» B. Plain cylindrical drums | |
| 2. |
Rope operating over steel sheaves wear slowly than those used in conjunction with cast iron sheaves. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
An elevator is assembled to raise equipment to a height of 22m. It is estimated that maximum weight of the material to be raised is 4.9kN. It is observed acceleration in such cases is 1.2m/s .10mm diameter wire ropes with fibre core are used. The tensile designation of the wire is 1500.Number of rope wires is assumed to be 2. Number of rope wires is assumed to be 2. Calculate the total load on wire rope neglecting the bending load if weight of 50m wire is 18kg. |
| A. | 1054.55N |
| B. | 3504.55N |
| C. | 2836.84N |
| D. | 5678.6N |
| Answer» D. 5678.6N | |
| 4. |
An elevator is assembled to raise equipment to a height of 22m. It is estimated that maximum weight of the material to be raised is 4.9kN. It is observed acceleration in such cases is 1.2m/s .10mm diameter wire ropes with fibre core are used. The tensile designation of the wire is 1500.Number of rope wires is assumed to be 2. Number of rope wires is assumed to be 2. Calculate the weight of wire if weight of 50m wire is 18kg. Calculate the force due to acceleration. |
| A. | 1000N |
| B. | 309.144N |
| C. | 504.225N |
| D. | 102.225N |
| Answer» C. 504.225N | |
| 5. |
An elevator is assembled to raise equipment to a height of 22m. It is estimated that maximum weight of the material to be raised is 4.9kN. It is observed acceleration in such cases is 1.2m/s .10mm diameter wire ropes with fibre core are used. The tensile designation of the wire is 1500.Number of rope wires is assumed to be 2. Calculate the weight of wire if weight of 50m wire is 18kg. |
| A. | 19.36N |
| B. | 90.25N |
| C. | 77.70N |
| D. | 56.66N |
| Answer» D. 56.66N | |
| 6. |
An elevator is assembled to raise equipment to a height of 22m. It is estimated that maximum weight of the material to be raised is 4.9kN. It is observed acceleration in such cases is 1.2m/s .10mm diameter wire ropes with fibre core are used. The tensile designation of the wire is 1500. Number of wire ropes can be taken 2. Calculate the weight of material raised by each load. |
| A. | None of the listed |
| B. | 2450N |
| C. | 4900N |
| D. | 9800N |
| Answer» C. 4900N | |